diff --git a/include_core/omrcfg.cmake.h.in b/include_core/omrcfg.cmake.h.in
index bf169153add..d7adc0333cd 100644
--- a/include_core/omrcfg.cmake.h.in
+++ b/include_core/omrcfg.cmake.h.in
@@ -65,6 +65,7 @@
 #cmakedefine OMR_GC_SEGREGATED_HEAP
 #cmakedefine OMR_GC_THREAD_LOCAL_HEAP
 #cmakedefine OMR_GC_VLHGC
+#cmakedefine OMR_GC_DOUBLE_MAP_ARRAYLETS
 #cmakedefine OMR_GC_VLHGC_CONCURRENT_COPY_FORWARD
 
 /**